/*! jQuery Timepicker Addon - v1.5.3 - 2015-04-19
* http://trentrichardson.com/examples/timepicker
* Copyright (c) 2015 Trent Richardson; Licensed MIT */
(function(factory) {
    if (typeof define === "function" && define.amd) {
        define(["jquery", "jquery.ui"], factory);
    } else {
        factory(jQuery);
    }
}(function($) {

    /*
	* Lets not redefine timepicker, Prevent "Uncaught RangeError: Maximum call stack size exceeded"
	*/
    $.ui.timepicker = $.ui.timepicker || {};
    if ($.ui.timepicker.version) {
        return;
    }

    /*
	* Extend jQueryUI, get it started with our version number
	*/
    $.extend($.ui, {
        timepicker: {
            version: "1.5.3"
        }
    });

    /* 
	* Timepicker manager.
	* Use the singleton instance of this class, $.timepicker, to interact with the time picker.
	* Settings for (groups of) time pickers are maintained in an instance object,
	* allowing multiple different settings on the same page.
	*/
    var Timepicker = function() {
        this.regional = []; // Available regional settings, indexed by language code
        this.regional[""] = {
// Default regional settings
            currentText: "Now",
            closeText: "Done",
            amNames: ["AM", "A"],
            pmNames: ["PM", "P"],
            timeFormat: "HH:mm",
            timeSuffix: "",
            timeOnlyTitle: "Choose Time",
            timeText: "Time",
            hourText: "Hour",
            minuteText: "Minute",
            secondText: "Second",
            millisecText: "Millisecond",
            microsecText: "Microsecond",
            timezoneText: "Time Zone",
            isRTL: false
        };
        this._defaults = {
// Global defaults for all the datetime picker instances
            showButtonPanel: true,
            timeOnly: false,
            timeOnlyShowDate: false,
            showHour: null,
            showMinute: null,
            showSecond: null,
            showMillisec: null,
            showMicrosec: null,
            showTimezone: null,
            showTime: true,
            stepHour: 1,
            stepMinute: 1,
            stepSecond: 1,
            stepMillisec: 1,
            stepMicrosec: 1,
            hour: 0,
            minute: 0,
            second: 0,
            millisec: 0,
            microsec: 0,
            timezone: null,
            hourMin: 0,
            minuteMin: 0,
            secondMin: 0,
            millisecMin: 0,
            microsecMin: 0,
            hourMax: 23,
            minuteMax: 59,
            secondMax: 59,
            millisecMax: 999,
            microsecMax: 999,
            minDateTime: null,
            maxDateTime: null,
            maxTime: null,
            minTime: null,
            onSelect: null,
            hourGrid: 0,
            minuteGrid: 0,
            secondGrid: 0,
            millisecGrid: 0,
            microsecGrid: 0,
            alwaysSetTime: true,
            separator: " ",
            altFieldTimeOnly: true,
            altTimeFormat: null,
            altSeparator: null,
            altTimeSuffix: null,
            altRedirectFocus: true,
            pickerTimeFormat: null,
            pickerTimeSuffix: null,
            showTimepicker: true,
            timezoneList: null,
            addSliderAccess: false,
            sliderAccessArgs: null,
            controlType: "slider",
            oneLine: false,
            defaultValue: null,
            parse: "strict",
            afterInject: null
        };
        $.extend(this._defaults, this.regional[""]);
    };

    $.extend(Timepicker.prototype, {
        $input: null,
        $altInput: null,
        $timeObj: null,
        inst: null,
        hour_slider: null,
        minute_slider: null,
        second_slider: null,
        millisec_slider: null,
        microsec_slider: null,
        timezone_select: null,
        maxTime: null,
        minTime: null,
        hour: 0,
        minute: 0,
        second: 0,
        millisec: 0,
        microsec: 0,
        timezone: null,
        hourMinOriginal: null,
        minuteMinOriginal: null,
        secondMinOriginal: null,
        millisecMinOriginal: null,
        microsecMinOriginal: null,
        hourMaxOriginal: null,
        minuteMaxOriginal: null,
        secondMaxOriginal: null,
        millisecMaxOriginal: null,
        microsecMaxOriginal: null,
        ampm: "",
        formattedDate: "",
        formattedTime: "",
        formattedDateTime: "",
        timezoneList: null,
        units: ["hour", "minute", "second", "millisec", "microsec"],
        support: {},
        control: null,

        /* 
		* Override the default settings for all instances of the time picker.
		* @param  {Object} settings  object - the new settings to use as defaults (anonymous object)
		* @return {Object} the manager object
		*/
        setDefaults: function(settings) {
            extendRemove(this._defaults, settings || {});
            return this;
        },

        /*
		* Create a new Timepicker instance
		*/
        _newInst: function($input, opts) {
            var tp_inst = new Timepicker(),
                inlineSettings = {},
                fns = {},
                overrides,
                i;

            for (var attrName in this._defaults) {
                if (this._defaults.hasOwnProperty(attrName)) {
                    var attrValue = $input.attr("time:" + attrName);
                    if (attrValue) {
                        try {
                            inlineSettings[attrName] = eval(attrValue);
                        } catch (err) {
                            inlineSettings[attrName] = attrValue;
                        }
                    }
                }
            }

            overrides = {
                beforeShow: function(input, dp_inst) {
                    if ($.isFunction(tp_inst._defaults.evnts.beforeShow)) {
                        return tp_inst._defaults.evnts.beforeShow.call($input[0], input, dp_inst, tp_inst);
                    }
                },
                onChangeMonthYear: function(year, month, dp_inst) {
                    // Update the time as well : this prevents the time from disappearing from the $input field.
                    // tp_inst._updateDateTime(dp_inst);
                    if ($.isFunction(tp_inst._defaults.evnts.onChangeMonthYear)) {
                        tp_inst._defaults.evnts.onChangeMonthYear.call($input[0], year, month, dp_inst, tp_inst);
                    }
                },
                onClose: function(dateText, dp_inst) {
                    if (tp_inst.timeDefined === true && $input.val() !== "") {
                        tp_inst._updateDateTime(dp_inst);
                    }
                    if ($.isFunction(tp_inst._defaults.evnts.onClose)) {
                        tp_inst._defaults.evnts.onClose.call($input[0], dateText, dp_inst, tp_inst);
                    }
                }
            };
            for (i in overrides) {
                if (overrides.hasOwnProperty(i)) {
                    fns[i] = opts[i] || null;
                }
            }

            tp_inst._defaults = $.extend({}, this._defaults, inlineSettings, opts, overrides, {
                evnts: fns,
                timepicker: tp_inst // add timepicker as a property of datepicker: $.datepicker._get(dp_inst, 'timepicker');
            });
            tp_inst.amNames = $.map(tp_inst._defaults.amNames, function(val) {
                return val.toUpperCase();
            });
            tp_inst.pmNames = $.map(tp_inst._defaults.pmNames, function(val) {
                return val.toUpperCase();
            });

            // detect which units are supported
            tp_inst.support = detectSupport(
                tp_inst._defaults.timeFormat +
                (tp_inst._defaults.pickerTimeFormat ? tp_inst._defaults.pickerTimeFormat : "") +
                (tp_inst._defaults.altTimeFormat ? tp_inst._defaults.altTimeFormat : ""));

            // controlType is string - key to our this._controls
            if (typeof(tp_inst._defaults.controlType) === "string") {
                if (tp_inst._defaults.controlType === "slider" && typeof($.ui.slider) === "undefined") {
                    tp_inst._defaults.controlType = "select";
                }
                tp_inst.control = tp_inst._controls[tp_inst._defaults.controlType];
            }
            // controlType is an object and must implement create, options, value methods
            else {
                tp_inst.control = tp_inst._defaults.controlType;
            }

            // prep the timezone options
            var timezoneList = [
                -720, -660, -600, -570, -540, -480, -420, -360, -300, -270, -240, -210, -180, -120, -60,
                0, 60, 120, 180, 210, 240, 270, 300, 330, 345, 360, 390, 420, 480, 525, 540, 570, 600, 630, 660, 690, 720, 765, 780, 840
            ];
            if (tp_inst._defaults.timezoneList !== null) {
                timezoneList = tp_inst._defaults.timezoneList;
            }
            var tzl = timezoneList.length, tzi = 0, tzv = null;
            if (tzl > 0 && typeof timezoneList[0] !== "object") {
                for (; tzi < tzl; tzi++) {
                    tzv = timezoneList[tzi];
                    timezoneList[tzi] = { value: tzv, label: $.timepicker.timezoneOffsetString(tzv, tp_inst.support.iso8601) };
                }
            }
            tp_inst._defaults.timezoneList = timezoneList;

            // set the default units
            tp_inst.timezone = tp_inst._defaults.timezone !== null ? $.timepicker.timezoneOffsetNumber(tp_inst._defaults.timezone) :
            ((new Date()).getTimezoneOffset() * -1);
            tp_inst.hour = tp_inst._defaults.hour < tp_inst._defaults.hourMin ? tp_inst._defaults.hourMin :
                tp_inst._defaults.hour > tp_inst._defaults.hourMax ? tp_inst._defaults.hourMax : tp_inst._defaults.hour;
            tp_inst.minute = tp_inst._defaults.minute < tp_inst._defaults.minuteMin ? tp_inst._defaults.minuteMin :
                tp_inst._defaults.minute > tp_inst._defaults.minuteMax ? tp_inst._defaults.minuteMax : tp_inst._defaults.minute;
            tp_inst.second = tp_inst._defaults.second < tp_inst._defaults.secondMin ? tp_inst._defaults.secondMin :
                tp_inst._defaults.second > tp_inst._defaults.secondMax ? tp_inst._defaults.secondMax : tp_inst._defaults.second;
            tp_inst.millisec = tp_inst._defaults.millisec < tp_inst._defaults.millisecMin ? tp_inst._defaults.millisecMin :
                tp_inst._defaults.millisec > tp_inst._defaults.millisecMax ? tp_inst._defaults.millisecMax : tp_inst._defaults.millisec;
            tp_inst.microsec = tp_inst._defaults.microsec < tp_inst._defaults.microsecMin ? tp_inst._defaults.microsecMin :
                tp_inst._defaults.microsec > tp_inst._defaults.microsecMax ? tp_inst._defaults.microsecMax : tp_inst._defaults.microsec;
            tp_inst.ampm = "";
            tp_inst.$input = $input;

            if (tp_inst._defaults.altField) {
                tp_inst.$altInput = $(tp_inst._defaults.altField);
                if (tp_inst._defaults.altRedirectFocus === true) {
                    tp_inst.$altInput.css({
                        cursor: "pointer"
                    }).focus(function() {
                        $input.trigger("focus");
                    });
                }
            }

            if (tp_inst._defaults.minDate === 0 || tp_inst._defaults.minDateTime === 0) {
                tp_inst._defaults.minDate = new Date();
            }
            if (tp_inst._defaults.maxDate === 0 || tp_inst._defaults.maxDateTime === 0) {
                tp_inst._defaults.maxDate = new Date();
            }

            // datepicker needs minDate/maxDate, timepicker needs minDateTime/maxDateTime..
            if (tp_inst._defaults.minDate !== undefined && tp_inst._defaults.minDate instanceof Date) {
                tp_inst._defaults.minDateTime = new Date(tp_inst._defaults.minDate.getTime());
            }
            if (tp_inst._defaults.minDateTime !== undefined && tp_inst._defaults.minDateTime instanceof Date) {
                tp_inst._defaults.minDate = new Date(tp_inst._defaults.minDateTime.getTime());
            }
            if (tp_inst._defaults.maxDate !== undefined && tp_inst._defaults.maxDate instanceof Date) {
                tp_inst._defaults.maxDateTime = new Date(tp_inst._defaults.maxDate.getTime());
            }
            if (tp_inst._defaults.maxDateTime !== undefined && tp_inst._defaults.maxDateTime instanceof Date) {
                tp_inst._defaults.maxDate = new Date(tp_inst._defaults.maxDateTime.getTime());
            }
            tp_inst.$input.bind("focus", function() {
                tp_inst._onFocus();
            });

            return tp_inst;
        },

        /*
		* add our sliders to the calendar
		*/
        _addTimePicker: function(dp_inst) {
            var currDT = $.trim((this.$altInput && this._defaults.altFieldTimeOnly) ? this.$input.val() + " " + this.$altInput.val() : this.$input.val());

            this.timeDefined = this._parseTime(currDT);
            this._limitMinMaxDateTime(dp_inst, false);
            this._injectTimePicker();
            this._afterInject();
        },

        /*
		* parse the time string from input value or _setTime
		*/
        _parseTime: function(timeString, withDate) {
            if (!this.inst) {
                this.inst = $.datepicker._getInst(this.$input[0]);
            }

            if (withDate || !this._defaults.timeOnly) {
                var dp_dateFormat = $.datepicker._get(this.inst, "dateFormat");
                try {
                    var parseRes = parseDateTimeInternal(dp_dateFormat, this._defaults.timeFormat, timeString, $.datepicker._getFormatConfig(this.inst), this._defaults);
                    if (!parseRes.timeObj) {
                        return false;
                    }
                    $.extend(this, parseRes.timeObj);
                } catch (err) {
                    $.timepicker.log("Error parsing the date/time string: " + err +
                        "\ndate/time string = " + timeString +
                        "\ntimeFormat = " + this._defaults.timeFormat +
                        "\ndateFormat = " + dp_dateFormat);
                    return false;
                }
                return true;
            } else {
                var timeObj = $.datepicker.parseTime(this._defaults.timeFormat, timeString, this._defaults);
                if (!timeObj) {
                    return false;
                }
                $.extend(this, timeObj);
                return true;
            }
        },

        /*
		* Handle callback option after injecting timepicker
		*/
        _afterInject: function() {
            var o = this.inst.settings;
            if ($.isFunction(o.afterInject)) {
                o.afterInject.call(this);
            }
        },

        /*
		* generate and inject html for timepicker into ui datepicker
		*/
        _injectTimePicker: function() {
            var $dp = this.inst.dpDiv,
                o = this.inst.settings,
                tp_inst = this,
                litem = "",
                uitem = "",
                show = null,
                max = {},
                gridSize = {},
                size = null,
                i = 0,
                l = 0;

            // Prevent displaying twice
            if ($dp.find("div.ui-timepicker-div").length === 0 && o.showTimepicker) {
                var noDisplay = " ui_tpicker_unit_hide",
                    html = "<div class=\"ui-timepicker-div" + (o.isRTL ? " ui-timepicker-rtl" : "") + (o.oneLine && o.controlType === "select" ? " ui-timepicker-oneLine" : "") + "\"><dl>" + "<dt class=\"ui_tpicker_time_label\"" + ((o.showTime) ? "" : noDisplay) + ">" + o.timeText + "</dt>" +
                        "<dd class=\"ui_tpicker_time " + ((o.showTime) ? "" : noDisplay) + "\"></dd>";

                // Create the markup
                for (i = 0, l = this.units.length; i < l; i++) {
                    litem = this.units[i];
                    uitem = litem.substr(0, 1).toUpperCase() + litem.substr(1);
                    show = o["show" + uitem] !== null ? o["show" + uitem] : this.support[litem];

                    // Added by Peter Medeiros:
                    // - Figure out what the hour/minute/second max should be based on the step values.
                    // - Example: if stepMinute is 15, then minMax is 45.
                    max[litem] = parseInt((o[litem + "Max"] - ((o[litem + "Max"] - o[litem + "Min"]) % o["step" + uitem])), 10);
                    gridSize[litem] = 0;

                    html += "<dt class=\"ui_tpicker_" + litem + "_label" + (show ? "" : noDisplay) + "\">" + o[litem + "Text"] + "</dt>" +
                        "<dd class=\"ui_tpicker_" + litem + (show ? "" : noDisplay) + "\"><div class=\"ui_tpicker_" + litem + "_slider" + (show ? "" : noDisplay) + "\"></div>";

                    if (show && o[litem + "Grid"] > 0) {
                        html += "<div style=\"padding-left: 1px\"><table class=\"ui-tpicker-grid-label\"><tr>";

                        if (litem === "hour") {
                            for (var h = o[litem + "Min"]; h <= max[litem]; h += parseInt(o[litem + "Grid"], 10)) {
                                gridSize[litem]++;
                                var tmph = $.datepicker.formatTime(this.support.ampm ? "hht" : "HH", { hour: h }, o);
                                html += "<td data-for=\"" + litem + "\">" + tmph + "</td>";
                            }
                        } else {
                            for (var m = o[litem + "Min"]; m <= max[litem]; m += parseInt(o[litem + "Grid"], 10)) {
                                gridSize[litem]++;
                                html += "<td data-for=\"" + litem + "\">" + ((m < 10) ? "0" : "") + m + "</td>";
                            }
                        }

                        html += "</tr></table></div>";
                    }
                    html += "</dd>";
                }

                // Timezone
                var showTz = o.showTimezone !== null ? o.showTimezone : this.support.timezone;
                html += "<dt class=\"ui_tpicker_timezone_label" + (showTz ? "" : noDisplay) + "\">" + o.timezoneText + "</dt>";
                html += "<dd class=\"ui_tpicker_timezone" + (showTz ? "" : noDisplay) + "\"></dd>";

                // Create the elements from string
                html += "</dl></div>";
                var $tp = $(html);

                // if we only want time picker...
                if (o.timeOnly === true) {
                    $tp.prepend("<div class=\"ui-widget-header ui-helper-clearfix ui-corner-all\">" + "<div class=\"ui-datepicker-title\">" + o.timeOnlyTitle + "</div>" + "</div>");
                    $dp.find(".ui-datepicker-header, .ui-datepicker-calendar").hide();
                }

                // add sliders, adjust grids, add events
                for (i = 0, l = tp_inst.units.length; i < l; i++) {
                    litem = tp_inst.units[i];
                    uitem = litem.substr(0, 1).toUpperCase() + litem.substr(1);
                    show = o["show" + uitem] !== null ? o["show" + uitem] : this.support[litem];

                    // add the slider
                    tp_inst[litem + "_slider"] = tp_inst.control.create(tp_inst, $tp.find(".ui_tpicker_" + litem + "_slider"), litem, tp_inst[litem], o[litem + "Min"], max[litem], o["step" + uitem]);

                    // adjust the grid and add click event
                    if (show && o[litem + "Grid"] > 0) {
                        size = 100 * gridSize[litem] * o[litem + "Grid"] / (max[litem] - o[litem + "Min"]);
                        $tp.find(".ui_tpicker_" + litem + " table").css({
                            width: size + "%",
                            marginLeft: o.isRTL ? "0" : ((size / (-2 * gridSize[litem])) + "%"),
                            marginRight: o.isRTL ? ((size / (-2 * gridSize[litem])) + "%") : "0",
                            borderCollapse: "collapse"
                        }).find("td").click(function(e) {
                            var $t = $(this),
                                h = $t.html(),
                                n = parseInt(h.replace(/[^0-9]/g), 10),
                                ap = h.replace(/[^apm]/ig),
                                f = $t.data("for"); // loses scope, so we use data-for

                            if (f === "hour") {
                                if (ap.indexOf("p") !== -1 && n < 12) {
                                    n += 12;
                                } else {
                                    if (ap.indexOf("a") !== -1 && n === 12) {
                                        n = 0;
                                    }
                                }
                            }

                            tp_inst.control.value(tp_inst, tp_inst[f + "_slider"], litem, n);

                            tp_inst._onTimeChange();
                            tp_inst._onSelectHandler();
                        }).css({
                            cursor: "pointer",
                            width: (100 / gridSize[litem]) + "%",
                            textAlign: "center",
                            overflow: "hidden"
                        });
                    } // end if grid > 0
                } // end for loop

                // Add timezone options
                this.timezone_select = $tp.find(".ui_tpicker_timezone").append("<select></select>").find("select");
                $.fn.append.apply(this.timezone_select,
                    $.map(o.timezoneList, function(val, idx) {
                        return $("<option />").val(typeof val === "object" ? val.value : val).text(typeof val === "object" ? val.label : val);
                    }));
                if (typeof(this.timezone) !== "undefined" && this.timezone !== null && this.timezone !== "") {
                    var local_timezone = (new Date(this.inst.selectedYear, this.inst.selectedMonth, this.inst.selectedDay, 12)).getTimezoneOffset() * -1;
                    if (local_timezone === this.timezone) {
                        selectLocalTimezone(tp_inst);
                    } else {
                        this.timezone_select.val(this.timezone);
                    }
                } else {
                    if (typeof(this.hour) !== "undefined" && this.hour !== null && this.hour !== "") {
                        this.timezone_select.val(o.timezone);
                    } else {
                        selectLocalTimezone(tp_inst);
                    }
                }
                this.timezone_select.change(function() {
                    tp_inst._onTimeChange();
                    tp_inst._onSelectHandler();
                    tp_inst._afterInject();
                });
                // End timezone options

                // inject timepicker into datepicker
                var $buttonPanel = $dp.find(".ui-datepicker-buttonpane");
                if ($buttonPanel.length) {
                    $buttonPanel.before($tp);
                } else {
                    $dp.append($tp);
                }

                this.$timeObj = $tp.find(".ui_tpicker_time");

                if (this.inst !== null) {
                    var timeDefined = this.timeDefined;
                    this._onTimeChange();
                    this.timeDefined = timeDefined;
                }

                // slideAccess integration: http://trentrichardson.com/2011/11/11/jquery-ui-sliders-and-touch-accessibility/
                if (this._defaults.addSliderAccess) {
                    var sliderAccessArgs = this._defaults.sliderAccessArgs,
                        rtl = this._defaults.isRTL;
                    sliderAccessArgs.isRTL = rtl;

                    setTimeout(function() { // fix for inline mode
                        if ($tp.find(".ui-slider-access").length === 0) {
                            $tp.find(".ui-slider:visible").sliderAccess(sliderAccessArgs);

                            // fix any grids since sliders are shorter
                            var sliderAccessWidth = $tp.find(".ui-slider-access:eq(0)").outerWidth(true);
                            if (sliderAccessWidth) {
                                $tp.find("table:visible").each(function() {
                                    var $g = $(this),
                                        oldWidth = $g.outerWidth(),
                                        oldMarginLeft = $g.css(rtl ? "marginRight" : "marginLeft").toString().replace("%", ""),
                                        newWidth = oldWidth - sliderAccessWidth,
                                        newMarginLeft = ((oldMarginLeft * newWidth) / oldWidth) + "%",
                                        css = { width: newWidth, marginRight: 0, marginLeft: 0 };
                                    css[rtl ? "marginRight" : "marginLeft"] = newMarginLeft;
                                    $g.css(css);
                                });
                            }
                        }
                    }, 10);
                }
                // end slideAccess integration

                tp_inst._limitMinMaxDateTime(this.inst, true);
            }
        },

        /*
		* This function tries to limit the ability to go outside the
		* min/max date range
		*/
        _limitMinMaxDateTime: function(dp_inst, adjustSliders) {
            var o = this._defaults,
                dp_date = new Date(dp_inst.selectedYear, dp_inst.selectedMonth, dp_inst.selectedDay);

            if (!this._defaults.showTimepicker) {
                return;
            } // No time so nothing to check here

            if ($.datepicker._get(dp_inst, "minDateTime") !== null && $.datepicker._get(dp_inst, "minDateTime") !== undefined && dp_date) {
                var minDateTime = $.datepicker._get(dp_inst, "minDateTime"),
                    minDateTimeDate = new Date(minDateTime.getFullYear(), minDateTime.getMonth(), minDateTime.getDate(), 0, 0, 0, 0);

                if (this.hourMinOriginal === null || this.minuteMinOriginal === null || this.secondMinOriginal === null || this.millisecMinOriginal === null || this.microsecMinOriginal === null) {
                    this.hourMinOriginal = o.hourMin;
                    this.minuteMinOriginal = o.minuteMin;
                    this.secondMinOriginal = o.secondMin;
                    this.millisecMinOriginal = o.millisecMin;
                    this.microsecMinOriginal = o.microsecMin;
                }

                if (dp_inst.settings.timeOnly || minDateTimeDate.getTime() === dp_date.getTime()) {
                    this._defaults.hourMin = minDateTime.getHours();
                    if (this.hour <= this._defaults.hourMin) {
                        this.hour = this._defaults.hourMin;
                        this._defaults.minuteMin = minDateTime.getMinutes();
                        if (this.minute <= this._defaults.minuteMin) {
                            this.minute = this._defaults.minuteMin;
                            this._defaults.secondMin = minDateTime.getSeconds();
                            if (this.second <= this._defaults.secondMin) {
                                this.second = this._defaults.secondMin;
                                this._defaults.millisecMin = minDateTime.getMilliseconds();
                                if (this.millisec <= this._defaults.millisecMin) {
                                    this.millisec = this._defaults.millisecMin;
                                    this._defaults.microsecMin = minDateTime.getMicroseconds();
                                } else {
                                    if (this.microsec < this._defaults.microsecMin) {
                                        this.microsec = this._defaults.microsecMin;
                                    }
                                    this._defaults.microsecMin = this.microsecMinOriginal;
                                }
                            } else {
                                this._defaults.millisecMin = this.millisecMinOriginal;
                                this._defaults.microsecMin = this.microsecMinOriginal;
                            }
                        } else {
                            this._defaults.secondMin = this.secondMinOriginal;
                            this._defaults.millisecMin = this.millisecMinOriginal;
                            this._defaults.microsecMin = this.microsecMinOriginal;
                        }
                    } else {
                        this._defaults.minuteMin = this.minuteMinOriginal;
                        this._defaults.secondMin = this.secondMinOriginal;
                        this._defaults.millisecMin = this.millisecMinOriginal;
                        this._defaults.microsecMin = this.microsecMinOriginal;
                    }
                } else {
                    this._defaults.hourMin = this.hourMinOriginal;
                    this._defaults.minuteMin = this.minuteMinOriginal;
                    this._defaults.secondMin = this.secondMinOriginal;
                    this._defaults.millisecMin = this.millisecMinOriginal;
                    this._defaults.microsecMin = this.microsecMinOriginal;
                }
            }

            if ($.datepicker._get(dp_inst, "maxDateTime") !== null && $.datepicker._get(dp_inst, "maxDateTime") !== undefined && dp_date) {
                var maxDateTime = $.datepicker._get(dp_inst, "maxDateTime"),
                    maxDateTimeDate = new Date(maxDateTime.getFullYear(), maxDateTime.getMonth(), maxDateTime.getDate(), 0, 0, 0, 0);

                if (this.hourMaxOriginal === null || this.minuteMaxOriginal === null || this.secondMaxOriginal === null || this.millisecMaxOriginal === null) {
                    this.hourMaxOriginal = o.hourMax;
                    this.minuteMaxOriginal = o.minuteMax;
                    this.secondMaxOriginal = o.secondMax;
                    this.millisecMaxOriginal = o.millisecMax;
                    this.microsecMaxOriginal = o.microsecMax;
                }

                if (dp_inst.settings.timeOnly || maxDateTimeDate.getTime() === dp_date.getTime()) {
                    this._defaults.hourMax = maxDateTime.getHours();
                    if (this.hour >= this._defaults.hourMax) {
                        this.hour = this._defaults.hourMax;
                        this._defaults.minuteMax = maxDateTime.getMinutes();
                        if (this.minute >= this._defaults.minuteMax) {
                            this.minute = this._defaults.minuteMax;
                            this._defaults.secondMax = maxDateTime.getSeconds();
                            if (this.second >= this._defaults.secondMax) {
                                this.second = this._defaults.secondMax;
                                this._defaults.millisecMax = maxDateTime.getMilliseconds();
                                if (this.millisec >= this._defaults.millisecMax) {
                                    this.millisec = this._defaults.millisecMax;
                                    this._defaults.microsecMax = maxDateTime.getMicroseconds();
                                } else {
                                    if (this.microsec > this._defaults.microsecMax) {
                                        this.microsec = this._defaults.microsecMax;
                                    }
                                    this._defaults.microsecMax = this.microsecMaxOriginal;
                                }
                            } else {
                                this._defaults.millisecMax = this.millisecMaxOriginal;
                                this._defaults.microsecMax = this.microsecMaxOriginal;
                            }
                        } else {
                            this._defaults.secondMax = this.secondMaxOriginal;
                            this._defaults.millisecMax = this.millisecMaxOriginal;
                            this._defaults.microsecMax = this.microsecMaxOriginal;
                        }
                    } else {
                        this._defaults.minuteMax = this.minuteMaxOriginal;
                        this._defaults.secondMax = this.secondMaxOriginal;
                        this._defaults.millisecMax = this.millisecMaxOriginal;
                        this._defaults.microsecMax = this.microsecMaxOriginal;
                    }
                } else {
                    this._defaults.hourMax = this.hourMaxOriginal;
                    this._defaults.minuteMax = this.minuteMaxOriginal;
                    this._defaults.secondMax = this.secondMaxOriginal;
                    this._defaults.millisecMax = this.millisecMaxOriginal;
                    this._defaults.microsecMax = this.microsecMaxOriginal;
                }
            }

            if (dp_inst.settings.minTime !== null) {
                var tempMinTime = new Date("01/01/1970 " + dp_inst.settings.minTime);
                if (this.hour < tempMinTime.getHours()) {
                    this.hour = this._defaults.hourMin = tempMinTime.getHours();
                    this.minute = this._defaults.minuteMin = tempMinTime.getMinutes();
                } else if (this.hour === tempMinTime.getHours() && this.minute < tempMinTime.getMinutes()) {
                    this.minute = this._defaults.minuteMin = tempMinTime.getMinutes();
                } else {
                    if (this._defaults.hourMin < tempMinTime.getHours()) {
                        this._defaults.hourMin = tempMinTime.getHours();
                        this._defaults.minuteMin = tempMinTime.getMinutes();
                    } else if (this._defaults.hourMin === tempMinTime.getHours() === this.hour && this._defaults.minuteMin < tempMinTime.getMinutes()) {
                        this._defaults.minuteMin = tempMinTime.getMinutes();
                    } else {
                        this._defaults.minuteMin = 0;
                    }
                }
            }

            if (dp_inst.settings.maxTime !== null) {
                var tempMaxTime = new Date("01/01/1970 " + dp_inst.settings.maxTime);
                if (this.hour > tempMaxTime.getHours()) {
                    this.hour = this._defaults.hourMax = tempMaxTime.getHours();
                    this.minute = this._defaults.minuteMax = tempMaxTime.getMinutes();
                } else if (this.hour === tempMaxTime.getHours() && this.minute > tempMaxTime.getMinutes()) {
                    this.minute = this._defaults.minuteMax = tempMaxTime.getMinutes();
                } else {
                    if (this._defaults.hourMax > tempMaxTime.getHours()) {
                        this._defaults.hourMax = tempMaxTime.getHours();
                        this._defaults.minuteMax = tempMaxTime.getMinutes();
                    } else if (this._defaults.hourMax === tempMaxTime.getHours() === this.hour && this._defaults.minuteMax > tempMaxTime.getMinutes()) {
                        this._defaults.minuteMax = tempMaxTime.getMinutes();
                    } else {
                        this._defaults.minuteMax = 59;
                    }
                }
            }

            if (adjustSliders !== undefined && adjustSliders === true) {
                var hourMax = parseInt((this._defaults.hourMax - ((this._defaults.hourMax - this._defaults.hourMin) % this._defaults.stepHour)), 10),
                    minMax = parseInt((this._defaults.minuteMax - ((this._defaults.minuteMax - this._defaults.minuteMin) % this._defaults.stepMinute)), 10),
                    secMax = parseInt((this._defaults.secondMax - ((this._defaults.secondMax - this._defaults.secondMin) % this._defaults.stepSecond)), 10),
                    millisecMax = parseInt((this._defaults.millisecMax - ((this._defaults.millisecMax - this._defaults.millisecMin) % this._defaults.stepMillisec)), 10),
                    microsecMax = parseInt((this._defaults.microsecMax - ((this._defaults.microsecMax - this._defaults.microsecMin) % this._defaults.stepMicrosec)), 10);

                if (this.hour_slider) {
                    this.control.options(this, this.hour_slider, "hour", { min: this._defaults.hourMin, max: hourMax, step: this._defaults.stepHour });
                    this.control.value(this, this.hour_slider, "hour", this.hour - (this.hour % this._defaults.stepHour));
                }
                if (this.minute_slider) {
                    this.control.options(this, this.minute_slider, "minute", { min: this._defaults.minuteMin, max: minMax, step: this._defaults.stepMinute });
                    this.control.value(this, this.minute_slider, "minute", this.minute - (this.minute % this._defaults.stepMinute));
                }
                if (this.second_slider) {
                    this.control.options(this, this.second_slider, "second", { min: this._defaults.secondMin, max: secMax, step: this._defaults.stepSecond });
                    this.control.value(this, this.second_slider, "second", this.second - (this.second % this._defaults.stepSecond));
                }
                if (this.millisec_slider) {
                    this.control.options(this, this.millisec_slider, "millisec", { min: this._defaults.millisecMin, max: millisecMax, step: this._defaults.stepMillisec });
                    this.control.value(this, this.millisec_slider, "millisec", this.millisec - (this.millisec % this._defaults.stepMillisec));
                }
                if (this.microsec_slider) {
                    this.control.options(this, this.microsec_slider, "microsec", { min: this._defaults.microsecMin, max: microsecMax, step: this._defaults.stepMicrosec });
                    this.control.value(this, this.microsec_slider, "microsec", this.microsec - (this.microsec % this._defaults.stepMicrosec));
                }
            }

        },

        /*
		* when a slider moves, set the internal time...
		* on time change is also called when the time is updated in the text field
		*/
        _onTimeChange: function() {
            if (!this._defaults.showTimepicker) {
                return;
            }
            var hour = (this.hour_slider) ? this.control.value(this, this.hour_slider, "hour") : false,
                minute = (this.minute_slider) ? this.control.value(this, this.minute_slider, "minute") : false,
                second = (this.second_slider) ? this.control.value(this, this.second_slider, "second") : false,
                millisec = (this.millisec_slider) ? this.control.value(this, this.millisec_slider, "millisec") : false,
                microsec = (this.microsec_slider) ? this.control.value(this, this.microsec_slider, "microsec") : false,
                timezone = (this.timezone_select) ? this.timezone_select.val() : false,
                o = this._defaults,
                pickerTimeFormat = o.pickerTimeFormat || o.timeFormat,
                pickerTimeSuffix = o.pickerTimeSuffix || o.timeSuffix;

            if (typeof(hour) === "object") {
                hour = false;
            }
            if (typeof(minute) === "object") {
                minute = false;
            }
            if (typeof(second) === "object") {
                second = false;
            }
            if (typeof(millisec) === "object") {
                millisec = false;
            }
            if (typeof(microsec) === "object") {
                microsec = false;
            }
            if (typeof(timezone) === "object") {
                timezone = false;
            }

            if (hour !== false) {
                hour = parseInt(hour, 10);
            }
            if (minute !== false) {
                minute = parseInt(minute, 10);
            }
            if (second !== false) {
                second = parseInt(second, 10);
            }
            if (millisec !== false) {
                millisec = parseInt(millisec, 10);
            }
            if (microsec !== false) {
                microsec = parseInt(microsec, 10);
            }
            if (timezone !== false) {
                timezone = timezone.toString();
            }

            var ampm = o[hour < 12 ? "amNames" : "pmNames"][0];

            // If the update was done in the input field, the input field should not be updated.
            // If the update was done using the sliders, update the input field.
            var hasChanged = (
                hour !== parseInt(this.hour, 10) || // sliders should all be numeric
                    minute !== parseInt(this.minute, 10) ||
                    second !== parseInt(this.second, 10) ||
                    millisec !== parseInt(this.millisec, 10) ||
                    microsec !== parseInt(this.microsec, 10) ||
                    (this.ampm.length > 0 && (hour < 12) !== ($.inArray(this.ampm.toUpperCase(), this.amNames) !== -1)) ||
                    (this.timezone !== null && timezone !== this.timezone.toString()) // could be numeric or "EST" format, so use toString()
            );

            if (hasChanged) {

                if (hour !== false) {
                    this.hour = hour;
                }
                if (minute !== false) {
                    this.minute = minute;
                }
                if (second !== false) {
                    this.second = second;
                }
                if (millisec !== false) {
                    this.millisec = millisec;
                }
                if (microsec !== false) {
                    this.microsec = microsec;
                }
                if (timezone !== false) {
                    this.timezone = timezone;
                }

                if (!this.inst) {
                    this.inst = $.datepicker._getInst(this.$input[0]);
                }

                this._limitMinMaxDateTime(this.inst, true);
            }
            if (this.support.ampm) {
                this.ampm = ampm;
            }

            // Updates the time within the timepicker
            this.formattedTime = $.datepicker.formatTime(o.timeFormat, this, o);
            if (this.$timeObj) {
                if (pickerTimeFormat === o.timeFormat) {
                    this.$timeObj.text(this.formattedTime + pickerTimeSuffix);
                } else {
                    this.$timeObj.text($.datepicker.formatTime(pickerTimeFormat, this, o) + pickerTimeSuffix);
                }
            }

            this.timeDefined = true;
            if (hasChanged) {
                this._updateDateTime();
                //this.$input.focus(); // may automatically open the picker on setDate
            }
        },

        /*
		* call custom onSelect.
		* bind to sliders slidestop, and grid click.
		*/
        _onSelectHandler: function() {
            var onSelect = this._defaults.onSelect || this.inst.settings.onSelect;
            var inputEl = this.$input ? this.$input[0] : null;
            if (onSelect && inputEl) {
                onSelect.apply(inputEl, [this.formattedDateTime, this]);
            }
        },

        /*
		* update our input with the new date time..
		*/
        _updateDateTime: function(dp_inst) {
            dp_inst = this.inst || dp_inst;
            var dtTmp = (dp_inst.currentYear > 0 ?
                    new Date(dp_inst.currentYear, dp_inst.currentMonth, dp_inst.currentDay) :
                    new Date(dp_inst.selectedYear, dp_inst.selectedMonth, dp_inst.selectedDay)),
                dt = $.datepicker._daylightSavingAdjust(dtTmp),
                //dt = $.datepicker._daylightSavingAdjust(new Date(dp_inst.selectedYear, dp_inst.selectedMonth, dp_inst.selectedDay)),
                //dt = $.datepicker._daylightSavingAdjust(new Date(dp_inst.currentYear, dp_inst.currentMonth, dp_inst.currentDay)),
                dateFmt = $.datepicker._get(dp_inst, "dateFormat"),
                formatCfg = $.datepicker._getFormatConfig(dp_inst),
                timeAvailable = dt !== null && this.timeDefined;
            this.formattedDate = $.datepicker.formatDate(dateFmt, (dt === null ? new Date() : dt), formatCfg);
            var formattedDateTime = this.formattedDate;

            // if a slider was changed but datepicker doesn't have a value yet, set it
            if (dp_inst.lastVal === "") {
                dp_inst.currentYear = dp_inst.selectedYear;
                dp_inst.currentMonth = dp_inst.selectedMonth;
                dp_inst.currentDay = dp_inst.selectedDay;
            }

            /*
			* remove following lines to force every changes in date picker to change the input value
			* Bug descriptions: when an input field has a default value, and click on the field to pop up the date picker. 
			* If the user manually empty the value in the input field, the date picker will never change selected value.
			*/
            //if (dp_inst.lastVal !== undefined && (dp_inst.lastVal.length > 0 && this.$input.val().length === 0)) {
            //	return;
            //}

            if (this._defaults.timeOnly === true && this._defaults.timeOnlyShowDate === false) {
                formattedDateTime = this.formattedTime;
            } else if ((this._defaults.timeOnly !== true && (this._defaults.alwaysSetTime || timeAvailable)) || (this._defaults.timeOnly === true && this._defaults.timeOnlyShowDate === true)) {
                formattedDateTime += this._defaults.separator + this.formattedTime + this._defaults.timeSuffix;
            }

            this.formattedDateTime = formattedDateTime;

            if (!this._defaults.showTimepicker) {
                this.$input.val(this.formattedDate);
            } else if (this.$altInput && this._defaults.timeOnly === false && this._defaults.altFieldTimeOnly === true) {
                this.$altInput.val(this.formattedTime);
                this.$input.val(this.formattedDate);
            } else if (this.$altInput) {
                this.$input.val(formattedDateTime);
                var altFormattedDateTime = "",
                    altSeparator = this._defaults.altSeparator !== null ? this._defaults.altSeparator : this._defaults.separator,
                    altTimeSuffix = this._defaults.altTimeSuffix !== null ? this._defaults.altTimeSuffix : this._defaults.timeSuffix;

                if (!this._defaults.timeOnly) {
                    if (this._defaults.altFormat) {
                        altFormattedDateTime = $.datepicker.formatDate(this._defaults.altFormat, (dt === null ? new Date() : dt), formatCfg);
                    } else {
                        altFormattedDateTime = this.formattedDate;
                    }

                    if (altFormattedDateTime) {
                        altFormattedDateTime += altSeparator;
                    }
                }

                if (this._defaults.altTimeFormat !== null) {
                    altFormattedDateTime += $.datepicker.formatTime(this._defaults.altTimeFormat, this, this._defaults) + altTimeSuffix;
                } else {
                    altFormattedDateTime += this.formattedTime + altTimeSuffix;
                }
                this.$altInput.val(altFormattedDateTime);
            } else {
                this.$input.val(formattedDateTime);
            }

            this.$input.trigger("change");
        },

        _onFocus: function() {
            if (!this.$input.val() && this._defaults.defaultValue) {
                this.$input.val(this._defaults.defaultValue);
                var inst = $.datepicker._getInst(this.$input.get(0)),
                    tp_inst = $.datepicker._get(inst, "timepicker");
                if (tp_inst) {
                    if (tp_inst._defaults.timeOnly && (inst.input.val() !== inst.lastVal)) {
                        try {
                            $.datepicker._updateDatepicker(inst);
                        } catch (err) {
                            $.timepicker.log(err);
                        }
                    }
                }
            }
        },

        /*
		* Small abstraction to control types
		* We can add more, just be sure to follow the pattern: create, options, value
		*/
        _controls: {
            // slider methods
            slider: {
                create: function(tp_inst, obj, unit, val, min, max, step) {
                    var rtl = tp_inst._defaults.isRTL; // if rtl go -60->0 instead of 0->60
                    return obj.prop("slide", null).slider({
                        orientation: "horizontal",
                        value: rtl ? val * -1 : val,
                        min: rtl ? max * -1 : min,
                        max: rtl ? min * -1 : max,
                        step: step,
                        slide: function(event, ui) {
                            tp_inst.control.value(tp_inst, $(this), unit, rtl ? ui.value * -1 : ui.value);
                            tp_inst._onTimeChange();
                        },
                        stop: function(event, ui) {
                            tp_inst._onSelectHandler();
                        }
                    });
                },
                options: function(tp_inst, obj, unit, opts, val) {
                    if (tp_inst._defaults.isRTL) {
                        if (typeof(opts) === "string") {
                            if (opts === "min" || opts === "max") {
                                if (val !== undefined) {
                                    return obj.slider(opts, val * -1);
                                }
                                return Math.abs(obj.slider(opts));
                            }
                            return obj.slider(opts);
                        }
                        var min = opts.min,
                            max = opts.max;
                        opts.min = opts.max = null;
                        if (min !== undefined) {
                            opts.max = min * -1;
                        }
                        if (max !== undefined) {
                            opts.min = max * -1;
                        }
                        return obj.slider(opts);
                    }
                    if (typeof(opts) === "string" && val !== undefined) {
                        return obj.slider(opts, val);
                    }
                    return obj.slider(opts);
                },
                value: function(tp_inst, obj, unit, val) {
                    if (tp_inst._defaults.isRTL) {
                        if (val !== undefined) {
                            return obj.slider("value", val * -1);
                        }
                        return Math.abs(obj.slider("value"));
                    }
                    if (val !== undefined) {
                        return obj.slider("value", val);
                    }
                    return obj.slider("value");
                }
            },
            // select methods
            select: {
                create: function(tp_inst, obj, unit, val, min, max, step) {
                    var sel = "<select class=\"ui-timepicker-select ui-state-default ui-corner-all\" data-unit=\"" + unit + "\" data-min=\"" + min + "\" data-max=\"" + max + "\" data-step=\"" + step + "\">",
                        format = tp_inst._defaults.pickerTimeFormat || tp_inst._defaults.timeFormat;

                    for (var i = min; i <= max; i += step) {
                        sel += "<option value=\"" + i + "\"" + (i === val ? " selected" : "") + ">";
                        if (unit === "hour") {
                            sel += $.datepicker.formatTime($.trim(format.replace(/[^ht ]/ig, "")), { hour: i }, tp_inst._defaults);
                        } else if (unit === "millisec" || unit === "microsec" || i >= 10) {
                            sel += i;
                        } else {
                            sel += "0" + i.toString();
                        }
                        sel += "</option>";
                    }
                    sel += "</select>";

                    obj.children("select").remove();

                    $(sel).appendTo(obj).change(function(e) {
                        tp_inst._onTimeChange();
                        tp_inst._onSelectHandler();
                        tp_inst._afterInject();
                    });

                    return obj;
                },
                options: function(tp_inst, obj, unit, opts, val) {
                    var o = {},
                        $t = obj.children("select");
                    if (typeof(opts) === "string") {
                        if (val === undefined) {
                            return $t.data(opts);
                        }
                        o[opts] = val;
                    } else {
                        o = opts;
                    }
                    return tp_inst.control.create(tp_inst, obj, $t.data("unit"), $t.val(), o.min >= 0 ? o.min : $t.data("min"), o.max || $t.data("max"), o.step || $t.data("step"));
                },
                value: function(tp_inst, obj, unit, val) {
                    var $t = obj.children("select");
                    if (val !== undefined) {
                        return $t.val(val);
                    }
                    return $t.val();
                }
            }
        } // end _controls

    });

    $.fn.extend({
        /*
		* shorthand just to use timepicker.
		*/
        timepicker: function(o) {
            o = o || {};
            var tmp_args = Array.prototype.slice.call(arguments);

            if (typeof o === "object") {
                tmp_args[0] = $.extend(o, {
                    timeOnly: true
                });
            }

            return $(this).each(function() {
                $.fn.datetimepicker.apply($(this), tmp_args);
            });
        },

        /*
		* extend timepicker to datepicker
		*/
        datetimepicker: function(o) {
            o = o || {};
            var tmp_args = arguments;

            if (typeof(o) === "string") {
                if (o === "getDate" || (o === "option" && tmp_args.length === 2 && typeof (tmp_args[1]) === "string")) {
                    return $.fn.datepicker.apply($(this[0]), tmp_args);
                } else {
                    return this.each(function() {
                        var $t = $(this);
                        $t.datepicker.apply($t, tmp_args);
                    });
                }
            } else {
                return this.each(function() {
                    var $t = $(this);
                    $t.datepicker($.timepicker._newInst($t, o)._defaults);
                });
            }
        }
    });

    /*
	* Public Utility to parse date and time
	*/
    $.datepicker.parseDateTime = function(dateFormat, timeFormat, dateTimeString, dateSettings, timeSettings) {
        var parseRes = parseDateTimeInternal(dateFormat, timeFormat, dateTimeString, dateSettings, timeSettings);
        if (parseRes.timeObj) {
            var t = parseRes.timeObj;
            parseRes.date.setHours(t.hour, t.minute, t.second, t.millisec);
            parseRes.date.setMicroseconds(t.microsec);
        }

        return parseRes.date;
    };

    /*
	* Public utility to parse time
	*/
    $.datepicker.parseTime = function(timeFormat, timeString, options) {
        var o = extendRemove(extendRemove({}, $.timepicker._defaults), options || {}),
            iso8601 = (timeFormat.replace(/\'.*?\'/g, "").indexOf("Z") !== -1);

        // Strict parse requires the timeString to match the timeFormat exactly
        var strictParse = function(f, s, o) {

            // pattern for standard and localized AM/PM markers
            var getPatternAmpm = function(amNames, pmNames) {
                var markers = [];
                if (amNames) {
                    $.merge(markers, amNames);
                }
                if (pmNames) {
                    $.merge(markers, pmNames);
                }
                markers = $.map(markers, function(val) {
                    return val.replace(/[.*+?|()\[\]{}\\]/g, "\\$&");
                });
                return "(" + markers.join("|") + ")?";
            };

            // figure out position of time elements.. cause js cant do named captures
            var getFormatPositions = function(timeFormat) {
                var finds = timeFormat.toLowerCase().match(/(h{1,2}|m{1,2}|s{1,2}|l{1}|c{1}|t{1,2}|z|'.*?')/g),
                    orders = {
                        h: -1,
                        m: -1,
                        s: -1,
                        l: -1,
                        c: -1,
                        t: -1,
                        z: -1
                    };

                if (finds) {
                    for (var i = 0; i < finds.length; i++) {
                        if (orders[finds[i].toString().charAt(0)] === -1) {
                            orders[finds[i].toString().charAt(0)] = i + 1;
                        }
                    }
                }
                return orders;
            };

            var regstr = "^" + f.toString()
                    .replace(/([hH]{1,2}|mm?|ss?|[tT]{1,2}|[zZ]|[lc]|'.*?')/g, function(match) {
                        var ml = match.length;
                        switch (match.charAt(0).toLowerCase()) {
                        case "h":
                            return ml === 1 ? "(\\d?\\d)" : "(\\d{" + ml + "})";
                        case "m":
                            return ml === 1 ? "(\\d?\\d)" : "(\\d{" + ml + "})";
                        case "s":
                            return ml === 1 ? "(\\d?\\d)" : "(\\d{" + ml + "})";
                        case "l":
                            return "(\\d?\\d?\\d)";
                        case "c":
                            return "(\\d?\\d?\\d)";
                        case "z":
                            return "(z|[-+]\\d\\d:?\\d\\d|\\S+)?";
                        case "t":
                            return getPatternAmpm(o.amNames, o.pmNames);
                        default: // literal escaped in quotes
                            return "(" + match.replace(/\'/g, "").replace(/(\.|\$|\^|\\|\/|\(|\)|\[|\]|\?|\+|\*)/g, function(m) { return "\\" + m; }) + ")?";
                        }
                    })
                    .replace(/\s/g, "\\s?") +
                    o.timeSuffix + "$",
                order = getFormatPositions(f),
                ampm = "",
                treg;

            treg = s.match(new RegExp(regstr, "i"));

            var resTime = {
                hour: 0,
                minute: 0,
                second: 0,
                millisec: 0,
                microsec: 0
            };

            if (treg) {
                if (order.t !== -1) {
                    if (treg[order.t] === undefined || treg[order.t].length === 0) {
                        ampm = "";
                        resTime.ampm = "";
                    } else {
                        ampm = $.inArray(treg[order.t].toUpperCase(), $.map(o.amNames, function(x, i) { return x.toUpperCase(); })) !== -1 ? "AM" : "PM";
                        resTime.ampm = o[ampm === "AM" ? "amNames" : "pmNames"][0];
                    }
                }

                if (order.h !== -1) {
                    if (ampm === "AM" && treg[order.h] === "12") {
                        resTime.hour = 0; // 12am = 0 hour
                    } else {
                        if (ampm === "PM" && treg[order.h] !== "12") {
                            resTime.hour = parseInt(treg[order.h], 10) + 12; // 12pm = 12 hour, any other pm = hour + 12
                        } else {
                            resTime.hour = Number(treg[order.h]);
                        }
                    }
                }

                if (order.m !== -1) {
                    resTime.minute = Number(treg[order.m]);
                }
                if (order.s !== -1) {
                    resTime.second = Number(treg[order.s]);
                }
                if (order.l !== -1) {
                    resTime.millisec = Number(treg[order.l]);
                }
                if (order.c !== -1) {
                    resTime.microsec = Number(treg[order.c]);
                }
                if (order.z !== -1 && treg[order.z] !== undefined) {
                    resTime.timezone = $.timepicker.timezoneOffsetNumber(treg[order.z]);
                }


                return resTime;
            }
            return false;
        }; // end strictParse

        // First try JS Date, if that fails, use strictParse
        var looseParse = function(f, s, o) {
            try {
                var d = new Date("2012-01-01 " + s);
                if (isNaN(d.getTime())) {
                    d = new Date("2012-01-01T" + s);
                    if (isNaN(d.getTime())) {
                        d = new Date("01/01/2012 " + s);
                        if (isNaN(d.getTime())) {
                            throw "Unable to parse time with native Date: " + s;
                        }
                    }
                }

                return {
                    hour: d.getHours(),
                    minute: d.getMinutes(),
                    second: d.getSeconds(),
                    millisec: d.getMilliseconds(),
                    microsec: d.getMicroseconds(),
                    timezone: d.getTimezoneOffset() * -1
                };
            } catch (err) {
                try {
                    return strictParse(f, s, o);
                } catch (err2) {
                    $.timepicker.log("Unable to parse \ntimeString: " + s + "\ntimeFormat: " + f);
                }
            }
            return false;
        }; // end looseParse

        if (typeof o.parse === "function") {
            return o.parse(timeFormat, timeString, o);
        }
        if (o.parse === "loose") {
            return looseParse(timeFormat, timeString, o);
        }
        return strictParse(timeFormat, timeString, o);
    };

    /**
	 * Public utility to format the time
	 * @param {string} format format of the time
	 * @param {Object} time Object not a Date for timezones
	 * @param {Object} [options] essentially the regional[].. amNames, pmNames, ampm
	 * @returns {string} the formatted time
	 */
    $.datepicker.formatTime = function(format, time, options) {
        options = options || {};
        options = $.extend({}, $.timepicker._defaults, options);
        time = $.extend({
            hour: 0,
            minute: 0,
            second: 0,
            millisec: 0,
            microsec: 0,
            timezone: null
        }, time);

        var tmptime = format,
            ampmName = options.amNames[0],
            hour = parseInt(time.hour, 10);

        if (hour > 11) {
            ampmName = options.pmNames[0];
        }

        tmptime = tmptime.replace(/(?:HH?|hh?|mm?|ss?|[tT]{1,2}|[zZ]|[lc]|'.*?')/g, function(match) {
            switch (match) {
            case "HH":
                return ("0" + hour).slice(-2);
            case "H":
                return hour;
            case "hh":
                return ("0" + convert24to12(hour)).slice(-2);
            case "h":
                return convert24to12(hour);
            case "mm":
                return ("0" + time.minute).slice(-2);
            case "m":
                return time.minute;
            case "ss":
                return ("0" + time.second).slice(-2);
            case "s":
                return time.second;
            case "l":
                return ("00" + time.millisec).slice(-3);
            case "c":
                return ("00" + time.microsec).slice(-3);
            case "z":
                return $.timepicker.timezoneOffsetString(time.timezone === null ? options.timezone : time.timezone, false);
            case "Z":
                return $.timepicker.timezoneOffsetString(time.timezone === null ? options.timezone : time.timezone, true);
            case "T":
                return ampmName.charAt(0).toUpperCase();
            case "TT":
                return ampmName.toUpperCase();
            case "t":
                return ampmName.charAt(0).toLowerCase();
            case "tt":
                return ampmName.toLowerCase();
            default:
                return match.replace(/'/g, "");
            }
        });

        return tmptime;
    };

    /*
	* the bad hack :/ override datepicker so it doesn't close on select
	// inspired: http://stackoverflow.com/questions/1252512/jquery-datepicker-prevent-closing-picker-when-clicking-a-date/1762378#1762378
	*/
    $.datepicker._base_selectDate = $.datepicker._selectDate;
    $.datepicker._selectDate = function(id, dateStr) {
        var inst = this._getInst($(id)[0]),
            tp_inst = this._get(inst, "timepicker"),
            was_inline;

        if (tp_inst && inst.settings.showTimepicker) {
            tp_inst._limitMinMaxDateTime(inst, true);
            was_inline = inst.inline;
            inst.inline = inst.stay_open = true;
            //This way the onSelect handler called from calendarpicker get the full dateTime
            this._base_selectDate(id, dateStr);
            inst.inline = was_inline;
            inst.stay_open = false;
            this._notifyChange(inst);
            this._updateDatepicker(inst);
        } else {
            this._base_selectDate(id, dateStr);
        }
    };

    /*
	* second bad hack :/ override datepicker so it triggers an event when changing the input field
	* and does not redraw the datepicker on every selectDate event
	*/
    $.datepicker._base_updateDatepicker = $.datepicker._updateDatepicker;
    $.datepicker._updateDatepicker = function(inst) {

        // don't popup the datepicker if there is another instance already opened
        var input = inst.input[0];
        if ($.datepicker._curInst && $.datepicker._curInst !== inst && $.datepicker._datepickerShowing && $.datepicker._lastInput !== input) {
            return;
        }

        if (typeof(inst.stay_open) !== "boolean" || inst.stay_open === false) {

            this._base_updateDatepicker(inst);

            // Reload the time control when changing something in the input text field.
            var tp_inst = this._get(inst, "timepicker");
            if (tp_inst) {
                tp_inst._addTimePicker(inst);
            }
        }
    };

    /*
	* third bad hack :/ override datepicker so it allows spaces and colon in the input field
	*/
    $.datepicker._base_doKeyPress = $.datepicker._doKeyPress;
    $.datepicker._doKeyPress = function(event) {
        var inst = $.datepicker._getInst(event.target),
            tp_inst = $.datepicker._get(inst, "timepicker");

        if (tp_inst) {
            if ($.datepicker._get(inst, "constrainInput")) {
                var ampm = tp_inst.support.ampm,
                    tz = tp_inst._defaults.showTimezone !== null ? tp_inst._defaults.showTimezone : tp_inst.support.timezone,
                    dateChars = $.datepicker._possibleChars($.datepicker._get(inst, "dateFormat")),
                    datetimeChars = tp_inst._defaults.timeFormat.toString()
                        .replace(/[hms]/g, "")
                        .replace(/TT/g, ampm ? "APM" : "")
                        .replace(/Tt/g, ampm ? "AaPpMm" : "")
                        .replace(/tT/g, ampm ? "AaPpMm" : "")
                        .replace(/T/g, ampm ? "AP" : "")
                        .replace(/tt/g, ampm ? "apm" : "")
                        .replace(/t/g, ampm ? "ap" : "") +
                        " " + tp_inst._defaults.separator +
                        tp_inst._defaults.timeSuffix +
                        (tz ? tp_inst._defaults.timezoneList.join("") : "") +
                        (tp_inst._defaults.amNames.join("")) + (tp_inst._defaults.pmNames.join("")) +
                        dateChars,
                    chr = String.fromCharCode(event.charCode === undefined ? event.keyCode : event.charCode);
                return event.ctrlKey || (chr < " " || !dateChars || datetimeChars.indexOf(chr) > -1);
            }
        }

        return $.datepicker._base_doKeyPress(event);
    };

    /*
	* Fourth bad hack :/ override _updateAlternate function used in inline mode to init altField
	* Update any alternate field to synchronise with the main field.
	*/
    $.datepicker._base_updateAlternate = $.datepicker._updateAlternate;
    $.datepicker._updateAlternate = function(inst) {
        var tp_inst = this._get(inst, "timepicker");
        if (tp_inst) {
            var altField = tp_inst._defaults.altField;
            if (altField) { // update alternate field too
                var altFormat = tp_inst._defaults.altFormat || tp_inst._defaults.dateFormat,
                    date = this._getDate(inst),
                    formatCfg = $.datepicker._getFormatConfig(inst),
                    altFormattedDateTime = "",
                    altSeparator = tp_inst._defaults.altSeparator ? tp_inst._defaults.altSeparator : tp_inst._defaults.separator,
                    altTimeSuffix = tp_inst._defaults.altTimeSuffix ? tp_inst._defaults.altTimeSuffix : tp_inst._defaults.timeSuffix,
                    altTimeFormat = tp_inst._defaults.altTimeFormat !== null ? tp_inst._defaults.altTimeFormat : tp_inst._defaults.timeFormat;

                altFormattedDateTime += $.datepicker.formatTime(altTimeFormat, tp_inst, tp_inst._defaults) + altTimeSuffix;
                if (!tp_inst._defaults.timeOnly && !tp_inst._defaults.altFieldTimeOnly && date !== null) {
                    if (tp_inst._defaults.altFormat) {
                        altFormattedDateTime = $.datepicker.formatDate(tp_inst._defaults.altFormat, date, formatCfg) + altSeparator + altFormattedDateTime;
                    } else {
                        altFormattedDateTime = tp_inst.formattedDate + altSeparator + altFormattedDateTime;
                    }
                }
                $(altField).val(inst.input.val() ? altFormattedDateTime : "");
            }
        } else {
            $.datepicker._base_updateAlternate(inst);
        }
    };

    /*
	* Override key up event to sync manual input changes.
	*/
    $.datepicker._base_doKeyUp = $.datepicker._doKeyUp;
    $.datepicker._doKeyUp = function(event) {
        var inst = $.datepicker._getInst(event.target),
            tp_inst = $.datepicker._get(inst, "timepicker");

        if (tp_inst) {
            if (tp_inst._defaults.timeOnly && (inst.input.val() !== inst.lastVal)) {
                try {
                    $.datepicker._updateDatepicker(inst);
                } catch (err) {
                    $.timepicker.log(err);
                }
            }
        }

        return $.datepicker._base_doKeyUp(event);
    };

    /*
	* override "Today" button to also grab the time.
	*/
    $.datepicker._base_gotoToday = $.datepicker._gotoToday;
    $.datepicker._gotoToday = function(id) {
        var inst = this._getInst($(id)[0]),
            $dp = inst.dpDiv;
        var tp_inst = this._get(inst, "timepicker");
        selectLocalTimezone(tp_inst);
        var now = new Date();
        this._setTime(inst, now);
        this._setDate(inst, now);
        this._base_gotoToday(id);
    };

    /*
	* Disable & enable the Time in the datetimepicker
	*/
    $.datepicker._disableTimepickerDatepicker = function(target) {
        var inst = this._getInst(target);
        if (!inst) {
            return;
        }

        var tp_inst = this._get(inst, "timepicker");
        $(target).datepicker("getDate"); // Init selected[Year|Month|Day]
        if (tp_inst) {
            inst.settings.showTimepicker = false;
            tp_inst._defaults.showTimepicker = false;
            tp_inst._updateDateTime(inst);
        }
    };

    $.datepicker._enableTimepickerDatepicker = function(target) {
        var inst = this._getInst(target);
        if (!inst) {
            return;
        }

        var tp_inst = this._get(inst, "timepicker");
        $(target).datepicker("getDate"); // Init selected[Year|Month|Day]
        if (tp_inst) {
            inst.settings.showTimepicker = true;
            tp_inst._defaults.showTimepicker = true;
            tp_inst._addTimePicker(inst); // Could be disabled on page load
            tp_inst._updateDateTime(inst);
        }
    };

    /*
	* Create our own set time function
	*/
    $.datepicker._setTime = function(inst, date) {
        var tp_inst = this._get(inst, "timepicker");
        if (tp_inst) {
            var defaults = tp_inst._defaults;

            // calling _setTime with no date sets time to defaults
            tp_inst.hour = date ? date.getHours() : defaults.hour;
            tp_inst.minute = date ? date.getMinutes() : defaults.minute;
            tp_inst.second = date ? date.getSeconds() : defaults.second;
            tp_inst.millisec = date ? date.getMilliseconds() : defaults.millisec;
            tp_inst.microsec = date ? date.getMicroseconds() : defaults.microsec;

            //check if within min/max times.. 
            tp_inst._limitMinMaxDateTime(inst, true);

            tp_inst._onTimeChange();
            tp_inst._updateDateTime(inst);
        }
    };

    /*
	* Create new public method to set only time, callable as $().datepicker('setTime', date)
	*/
    $.datepicker._setTimeDatepicker = function(target, date, withDate) {
        var inst = this._getInst(target);
        if (!inst) {
            return;
        }

        var tp_inst = this._get(inst, "timepicker");

        if (tp_inst) {
            this._setDateFromField(inst);
            var tp_date;
            if (date) {
                if (typeof date === "string") {
                    tp_inst._parseTime(date, withDate);
                    tp_date = new Date();
                    tp_date.setHours(tp_inst.hour, tp_inst.minute, tp_inst.second, tp_inst.millisec);
                    tp_date.setMicroseconds(tp_inst.microsec);
                } else {
                    tp_date = new Date(date.getTime());
                    tp_date.setMicroseconds(date.getMicroseconds());
                }
                if (tp_date.toString() === "Invalid Date") {
                    tp_date = undefined;
                }
                this._setTime(inst, tp_date);
            }
        }

    };

    /*
	* override setDate() to allow setting time too within Date object
	*/
    $.datepicker._base_setDateDatepicker = $.datepicker._setDateDatepicker;
    $.datepicker._setDateDatepicker = function(target, _date) {
        var inst = this._getInst(target);
        var date = _date;
        if (!inst) {
            return;
        }

        if (typeof(_date) === "string") {
            date = new Date(_date);
            if (!date.getTime()) {
                this._base_setDateDatepicker.apply(this, arguments);
                date = $(target).datepicker("getDate");
            }
        }

        var tp_inst = this._get(inst, "timepicker");
        var tp_date;
        if (date instanceof Date) {
            tp_date = new Date(date.getTime());
            tp_date.setMicroseconds(date.getMicroseconds());
        } else {
            tp_date = date;
        }

        // This is important if you are using the timezone option, javascript's Date 
        // object will only return the timezone offset for the current locale, so we 
        // adjust it accordingly.  If not using timezone option this won't matter..
        // If a timezone is different in tp, keep the timezone as is
        if (tp_inst && tp_date) {
            // look out for DST if tz wasn't specified
            if (!tp_inst.support.timezone && tp_inst._defaults.timezone === null) {
                tp_inst.timezone = tp_date.getTimezoneOffset() * -1;
            }
            date = $.timepicker.timezoneAdjust(date, tp_inst.timezone);
            tp_date = $.timepicker.timezoneAdjust(tp_date, tp_inst.timezone);
        }

        this._updateDatepicker(inst);
        this._base_setDateDatepicker.apply(this, arguments);
        this._setTimeDatepicker(target, tp_date, true);
    };

    /*
	* override getDate() to allow getting time too within Date object
	*/
    $.datepicker._base_getDateDatepicker = $.datepicker._getDateDatepicker;
    $.datepicker._getDateDatepicker = function(target, noDefault) {
        var inst = this._getInst(target);
        if (!inst) {
            return;
        }

        var tp_inst = this._get(inst, "timepicker");

        if (tp_inst) {
            // if it hasn't yet been defined, grab from field
            if (inst.lastVal === undefined) {
                this._setDateFromField(inst, noDefault);
            }

            var date = this._getDate(inst);
            var currDT = $.trim((tp_inst.$altInput && tp_inst._defaults.altFieldTimeOnly) ? tp_inst.$input.val() + " " + tp_inst.$altInput.val() : tp_inst.$input.val());
            if (date && tp_inst._parseTime(currDT, !inst.settings.timeOnly)) {
                date.setHours(tp_inst.hour, tp_inst.minute, tp_inst.second, tp_inst.millisec);
                date.setMicroseconds(tp_inst.microsec);

                // This is important if you are using the timezone option, javascript's Date 
                // object will only return the timezone offset for the current locale, so we 
                // adjust it accordingly.  If not using timezone option this won't matter..
                if (tp_inst.timezone != null) {
                    // look out for DST if tz wasn't specified
                    if (!tp_inst.support.timezone && tp_inst._defaults.timezone === null) {
                        tp_inst.timezone = date.getTimezoneOffset() * -1;
                    }
                    date = $.timepicker.timezoneAdjust(date, tp_inst.timezone);
                }
            }
            return date;
        }
        return this._base_getDateDatepicker(target, noDefault);
    };

    /*
	* override parseDate() because UI 1.8.14 throws an error about "Extra characters"
	* An option in datapicker to ignore extra format characters would be nicer.
	*/
    $.datepicker._base_parseDate = $.datepicker.parseDate;
    $.datepicker.parseDate = function(format, value, settings) {
        var date;
        try {
            date = this._base_parseDate(format, value, settings);
        } catch (err) {
            // Hack!  The error message ends with a colon, a space, and
            // the "extra" characters.  We rely on that instead of
            // attempting to perfectly reproduce the parsing algorithm.
            if (err.indexOf(":") >= 0) {
                date = this._base_parseDate(format, value.substring(0, value.length - (err.length - err.indexOf(":") - 2)), settings);
                $.timepicker.log("Error parsing the date string: " + err + "\ndate string = " + value + "\ndate format = " + format);
            } else {
                throw err;
            }
        }
        return date;
    };

    /*
	* override formatDate to set date with time to the input
	*/
    $.datepicker._base_formatDate = $.datepicker._formatDate;
    $.datepicker._formatDate = function(inst, day, month, year) {
        var tp_inst = this._get(inst, "timepicker");
        if (tp_inst) {
            tp_inst._updateDateTime(inst);
            return tp_inst.$input.val();
        }
        return this._base_formatDate(inst);
    };

    /*
	* override options setter to add time to maxDate(Time) and minDate(Time). MaxDate
	*/
    $.datepicker._base_optionDatepicker = $.datepicker._optionDatepicker;
    $.datepicker._optionDatepicker = function(target, name, value) {
        var inst = this._getInst(target),
            name_clone;
        if (!inst) {
            return null;
        }

        var tp_inst = this._get(inst, "timepicker");
        if (tp_inst) {
            var min = null,
                max = null,
                onselect = null,
                overrides = tp_inst._defaults.evnts,
                fns = {},
                prop,
                ret,
                oldVal,
                $target;
            if (typeof name === "string") { // if min/max was set with the string
                if (name === "minDate" || name === "minDateTime") {
                    min = value;
                } else if (name === "maxDate" || name === "maxDateTime") {
                    max = value;
                } else if (name === "onSelect") {
                    onselect = value;
                } else if (overrides.hasOwnProperty(name)) {
                    if (typeof (value) === "undefined") {
                        return overrides[name];
                    }
                    fns[name] = value;
                    name_clone = {}; //empty results in exiting function after overrides updated
                }
            } else if (typeof name === "object") { //if min/max was set with the JSON
                if (name.minDate) {
                    min = name.minDate;
                } else if (name.minDateTime) {
                    min = name.minDateTime;
                } else if (name.maxDate) {
                    max = name.maxDate;
                } else if (name.maxDateTime) {
                    max = name.maxDateTime;
                }
                for (prop in overrides) {
                    if (overrides.hasOwnProperty(prop) && name[prop]) {
                        fns[prop] = name[prop];
                    }
                }
            }
            for (prop in fns) {
                if (fns.hasOwnProperty(prop)) {
                    overrides[prop] = fns[prop];
                    if (!name_clone) {
                        name_clone = $.extend({}, name);
                    }
                    delete name_clone[prop];
                }
            }
            if (name_clone && isEmptyObject(name_clone)) {
                return;
            }
            if (min) { //if min was set
                if (min === 0) {
                    min = new Date();
                } else {
                    min = new Date(min);
                }
                tp_inst._defaults.minDate = min;
                tp_inst._defaults.minDateTime = min;
            } else if (max) { //if max was set
                if (max === 0) {
                    max = new Date();
                } else {
                    max = new Date(max);
                }
                tp_inst._defaults.maxDate = max;
                tp_inst._defaults.maxDateTime = max;
            } else if (onselect) {
                tp_inst._defaults.onSelect = onselect;
            }

            // Datepicker will override our date when we call _base_optionDatepicker when 
            // calling minDate/maxDate, so we will first grab the value, call 
            // _base_optionDatepicker, then set our value back.
            if (min || max) {
                $target = $(target);
                oldVal = $target.datetimepicker("getDate");
                ret = this._base_optionDatepicker.call($.datepicker, target, name_clone || name, value);
                $target.datetimepicker("setDate", oldVal);
                return ret;
            }
        }
        if (value === undefined) {
            return this._base_optionDatepicker.call($.datepicker, target, name);
        }
        return this._base_optionDatepicker.call($.datepicker, target, name_clone || name, value);
    };

    /*
	* jQuery isEmptyObject does not check hasOwnProperty - if someone has added to the object prototype,
	* it will return false for all objects
	*/
    var isEmptyObject = function(obj) {
        var prop;
        for (prop in obj) {
            if (obj.hasOwnProperty(prop)) {
                return false;
            }
        }
        return true;
    };

    /*
	* jQuery extend now ignores nulls!
	*/
    var extendRemove = function(target, props) {
        $.extend(target, props);
        for (var name in props) {
            if (props[name] === null || props[name] === undefined) {
                target[name] = props[name];
            }
        }
        return target;
    };

    /*
	* Determine by the time format which units are supported
	* Returns an object of booleans for each unit
	*/
    var detectSupport = function(timeFormat) {
        var tf = timeFormat.replace(/'.*?'/g, "").toLowerCase(), // removes literals
            isIn = function(f, t) { // does the format contain the token?
                return f.indexOf(t) !== -1 ? true : false;
            };
        return {
            hour: isIn(tf, "h"),
            minute: isIn(tf, "m"),
            second: isIn(tf, "s"),
            millisec: isIn(tf, "l"),
            microsec: isIn(tf, "c"),
            timezone: isIn(tf, "z"),
            ampm: isIn(tf, "t") && isIn(timeFormat, "h"),
            iso8601: isIn(timeFormat, "Z")
        };
    };

    /*
	* Converts 24 hour format into 12 hour
	* Returns 12 hour without leading 0
	*/
    var convert24to12 = function(hour) {
        hour %= 12;

        if (hour === 0) {
            hour = 12;
        }

        return String(hour);
    };

    var computeEffectiveSetting = function(settings, property) {
        return settings && settings[property] ? settings[property] : $.timepicker._defaults[property];
    };

    /*
	* Splits datetime string into date and time substrings.
	* Throws exception when date can't be parsed
	* Returns {dateString: dateString, timeString: timeString}
	*/
    var splitDateTime = function(dateTimeString, timeSettings) {
        // The idea is to get the number separator occurrences in datetime and the time format requested (since time has
        // fewer unknowns, mostly numbers and am/pm). We will use the time pattern to split.
        var separator = computeEffectiveSetting(timeSettings, "separator"),
            format = computeEffectiveSetting(timeSettings, "timeFormat"),
            timeParts = format.split(separator), // how many occurrences of separator may be in our format?
            timePartsLen = timeParts.length,
            allParts = dateTimeString.split(separator),
            allPartsLen = allParts.length;

        if (allPartsLen > 1) {
            return {
                dateString: allParts.splice(0, allPartsLen - timePartsLen).join(separator),
                timeString: allParts.splice(0, timePartsLen).join(separator)
            };
        }

        return {
            dateString: dateTimeString,
            timeString: ""
        };
    };

    /*
	* Internal function to parse datetime interval
	* Returns: {date: Date, timeObj: Object}, where
	*   date - parsed date without time (type Date)
	*   timeObj = {hour: , minute: , second: , millisec: , microsec: } - parsed time. Optional
	*/
    var parseDateTimeInternal = function(dateFormat, timeFormat, dateTimeString, dateSettings, timeSettings) {
        var date,
            parts,
            parsedTime;

        parts = splitDateTime(dateTimeString, timeSettings);
        date = $.datepicker._base_parseDate(dateFormat, parts.dateString, dateSettings);

        if (parts.timeString === "") {
            return {
                date: date
            };
        }

        parsedTime = $.datepicker.parseTime(timeFormat, parts.timeString, timeSettings);

        if (!parsedTime) {
            throw "Wrong time format";
        }

        return {
            date: date,
            timeObj: parsedTime
        };
    };

    /*
	* Internal function to set timezone_select to the local timezone
	*/
    var selectLocalTimezone = function(tp_inst, date) {
        if (tp_inst && tp_inst.timezone_select) {
            var now = date || new Date();
            tp_inst.timezone_select.val(-now.getTimezoneOffset());
        }
    };

    /*
	* Create a Singleton Instance
	*/
    $.timepicker = new Timepicker();

    /**
	 * Get the timezone offset as string from a date object (eg '+0530' for UTC+5.5)
	 * @param {number} tzMinutes if not a number, less than -720 (-1200), or greater than 840 (+1400) this value is returned
	 * @param {boolean} iso8601 if true formats in accordance to iso8601 "+12:45"
	 * @return {string}
	 */
    $.timepicker.timezoneOffsetString = function(tzMinutes, iso8601) {
        if (isNaN(tzMinutes) || tzMinutes > 840 || tzMinutes < -720) {
            return tzMinutes;
        }

        var off = tzMinutes,
            minutes = off % 60,
            hours = (off - minutes) / 60,
            iso = iso8601 ? ":" : "",
            tz = (off >= 0 ? "+" : "-") + ("0" + Math.abs(hours)).slice(-2) + iso + ("0" + Math.abs(minutes)).slice(-2);

        if (tz === "+00:00") {
            return "Z";
        }
        return tz;
    };

    /**
	 * Get the number in minutes that represents a timezone string
	 * @param  {string} tzString formatted like "+0500", "-1245", "Z"
	 * @return {number} the offset minutes or the original string if it doesn't match expectations
	 */
    $.timepicker.timezoneOffsetNumber = function(tzString) {
        var normalized = tzString.toString().replace(":", ""); // excuse any iso8601, end up with "+1245"

        if (normalized.toUpperCase() === "Z") { // if iso8601 with Z, its 0 minute offset
            return 0;
        }

        if (!/^(\-|\+)\d{4}$/.test(normalized)) { // possibly a user defined tz, so just give it back
            return tzString;
        }

        return ((normalized.substr(0, 1) === "-" ? -1 : 1) * // plus or minus
        ((parseInt(normalized.substr(1, 2), 10) * 60) + // hours (converted to minutes)
            parseInt(normalized.substr(3, 2), 10))); // minutes
    };

    /**
	 * No way to set timezone in js Date, so we must adjust the minutes to compensate. (think setDate, getDate)
	 * @param  {Date} date
	 * @param  {string} toTimezone formatted like "+0500", "-1245"
	 * @return {Date}
	 */
    $.timepicker.timezoneAdjust = function(date, toTimezone) {
        var toTz = $.timepicker.timezoneOffsetNumber(toTimezone);
        if (!isNaN(toTz)) {
            date.setMinutes(date.getMinutes() + -date.getTimezoneOffset() - toTz);
        }
        return date;
    };

    /**
	 * Calls `timepicker()` on the `startTime` and `endTime` elements, and configures them to
	 * enforce date range limits.
	 * n.b. The input value must be correctly formatted (reformatting is not supported)
	 * @param  {Element} startTime
	 * @param  {Element} endTime
	 * @param  {Object} options Options for the timepicker() call
	 * @return {jQuery}
	 */
    $.timepicker.timeRange = function(startTime, endTime, options) {
        return $.timepicker.handleRange("timepicker", startTime, endTime, options);
    };

    /**
	 * Calls `datetimepicker` on the `startTime` and `endTime` elements, and configures them to
	 * enforce date range limits.
	 * @param  {Element} startTime
	 * @param  {Element} endTime
	 * @param  {Object} options Options for the `timepicker()` call. Also supports `reformat`,
	 *   a boolean value that can be used to reformat the input values to the `dateFormat`.
	 * @param  {string} method Can be used to specify the type of picker to be added
	 * @return {jQuery}
	 */
    $.timepicker.datetimeRange = function(startTime, endTime, options) {
        $.timepicker.handleRange("datetimepicker", startTime, endTime, options);
    };

    /**
	 * Calls `datepicker` on the `startTime` and `endTime` elements, and configures them to
	 * enforce date range limits.
	 * @param  {Element} startTime
	 * @param  {Element} endTime
	 * @param  {Object} options Options for the `timepicker()` call. Also supports `reformat`,
	 *   a boolean value that can be used to reformat the input values to the `dateFormat`.
	 * @return {jQuery}
	 */
    $.timepicker.dateRange = function(startTime, endTime, options) {
        $.timepicker.handleRange("datepicker", startTime, endTime, options);
    };

    /**
	 * Calls `method` on the `startTime` and `endTime` elements, and configures them to
	 * enforce date range limits.
	 * @param  {string} method Can be used to specify the type of picker to be added
	 * @param  {Element} startTime
	 * @param  {Element} endTime
	 * @param  {Object} options Options for the `timepicker()` call. Also supports `reformat`,
	 *   a boolean value that can be used to reformat the input values to the `dateFormat`.
	 * @return {jQuery}
	 */
    $.timepicker.handleRange = function(method, startTime, endTime, options) {
        options = $.extend({}, {
            minInterval: 0, // min allowed interval in milliseconds
            maxInterval: 0, // max allowed interval in milliseconds
            start: {}, // options for start picker
            end: {} // options for end picker
        }, options);

        // for the mean time this fixes an issue with calling getDate with timepicker()
        var timeOnly = false;
        if (method === "timepicker") {
            timeOnly = true;
            method = "datetimepicker";
        }

        function checkDates(changed, other) {
            var startdt = startTime[method]("getDate"),
                enddt = endTime[method]("getDate"),
                changeddt = changed[method]("getDate");

            if (startdt !== null) {
                var minDate = new Date(startdt.getTime()),
                    maxDate = new Date(startdt.getTime());

                minDate.setMilliseconds(minDate.getMilliseconds() + options.minInterval);
                maxDate.setMilliseconds(maxDate.getMilliseconds() + options.maxInterval);

                if (options.minInterval > 0 && minDate > enddt) { // minInterval check
                    endTime[method]("setDate", minDate);
                } else if (options.maxInterval > 0 && maxDate < enddt) { // max interval check
                    endTime[method]("setDate", maxDate);
                } else if (startdt > enddt) {
                    other[method]("setDate", changeddt);
                }
            }
        }

        function selected(changed, other, option) {
            if (!changed.val()) {
                return;
            }
            var date = changed[method].call(changed, "getDate");
            if (date !== null && options.minInterval > 0) {
                if (option === "minDate") {
                    date.setMilliseconds(date.getMilliseconds() + options.minInterval);
                }
                if (option === "maxDate") {
                    date.setMilliseconds(date.getMilliseconds() - options.minInterval);
                }
            }

            if (date.getTime) {
                other[method].call(other, "option", option, date);
            }
        }

        $.fn[method].call(startTime, $.extend({
            timeOnly: timeOnly,
            onClose: function(dateText, inst) {
                checkDates($(this), endTime);
            },
            onSelect: function(selectedDateTime) {
                selected($(this), endTime, "minDate");
            }
        }, options, options.start));
        $.fn[method].call(endTime, $.extend({
            timeOnly: timeOnly,
            onClose: function(dateText, inst) {
                checkDates($(this), startTime);
            },
            onSelect: function(selectedDateTime) {
                selected($(this), startTime, "maxDate");
            }
        }, options, options.end));

        checkDates(startTime, endTime);

        selected(startTime, endTime, "minDate");
        selected(endTime, startTime, "maxDate");

        return $([startTime.get(0), endTime.get(0)]);
    };

    /**
	 * Log error or data to the console during error or debugging
	 * @param  {Object} err pass any type object to log to the console during error or debugging
	 * @return {void}
	 */
    $.timepicker.log = function() {
        if (window.console) {
            window.console.log.apply(window.console, Array.prototype.slice.call(arguments));
        }
    };

    /*
	 * Add util object to allow access to private methods for testability.
	 */
    $.timepicker._util = {
        _extendRemove: extendRemove,
        _isEmptyObject: isEmptyObject,
        _convert24to12: convert24to12,
        _detectSupport: detectSupport,
        _selectLocalTimezone: selectLocalTimezone,
        _computeEffectiveSetting: computeEffectiveSetting,
        _splitDateTime: splitDateTime,
        _parseDateTimeInternal: parseDateTimeInternal
    };

    /*
	* Microsecond support
	*/
    if (!Date.prototype.getMicroseconds) {
        Date.prototype.microseconds = 0;
        Date.prototype.getMicroseconds = function() { return this.microseconds; };
        Date.prototype.setMicroseconds = function(m) {
            this.setMilliseconds(this.getMilliseconds() + Math.floor(m / 1000));
            this.microseconds = m % 1000;
            return this;
        };
    }

    /*
	* Keep up with the version
	*/
    $.timepicker.version = "1.5.3";

}));